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research tags

if ( ! function_exists( 'tax_tag' ) ) {

// Register Custom Taxonomy
function tax_tag() {

	$labels = array(
		'name'                       => 'Tags',
		'singular_name'              => 'Tag',
		'menu_name'                  => 'Tags',
		'all_items'                  => 'All Tags',
		'parent_item'                => 'Parent Tags',
		'parent_item_colon'          => 'Parent Tags:',
		'new_item_name'              => 'New Tag Name',
		'add_new_item'               => 'Add New Tag',
		'edit_item'                  => 'Edit Tag',
		'update_item'                => 'Update Tag',
		'view_item'                  => 'View Tag',
		'separate_items_with_commas' => 'Separate items with commas',
		'add_or_remove_items'        => 'Add or remove tags',
		'choose_from_most_used'      => 'Choose from the most used',
		'popular_items'              => 'Popular Tags',
		'search_items'               => 'Search Tags',
		'not_found'                  => 'Not Found',
		'no_terms'                   => 'No Tags',
		'items_list'                 => 'Tag list',
		'items_list_navigation'      => 'Tags list navigation',
	);
	$args = array(
		'labels'                     => $labels,
		'hierarchical'               => false,
		'public'                     => true,
		'show_ui'                    => true,
		'show_admin_column'          => false,
		'show_in_nav_menus'          => false,
		'show_tagcloud'              => true,
	);
	register_taxonomy( 'research_tag', array( 'research' ), $args );

}
add_action( 'init', 'tax_tag', 0 );

}